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Debt - Convertible Notes Interest Expense (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Jul. 31, 2020
Long-term debt |  |  |
Amortization of debt issuance costs | $ 438 | $ 464 |
Effective interest rate of the liability component | 9.80% |  | 11.00%
Convertible debt | 3.00% Convertible senior notes due 2022 |  |  |
Long-term debt |  |  |
Contractual interest expense |  | 1,110 |
Amortization of debt issuance costs |  | 181 |
Total |  | $ 1,291 |
Effective interest rate of the liability component |  | 3.50% |
Convertible debt | 1.50% Convertible senior notes due 2026 |  |  |
Long-term debt |  |  |
Contractual interest expense | $ 1,069 | $ 1,069 |
Amortization of debt issuance costs | 288 | 283 |
Total | $ 1,357 | $ 1,352 |
Effective interest rate of the liability component | 1.90% | 1.90% |

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